EXOPOLYSACCHARIDE-PRODUZIERENDE MILCHSÄUREBAKTERIEN

• Main Authors: STINGELE, FRANCESCA, MOLLET, BEAT
• Format: Patent
• Language: German
• Published: 15.06.2001
• Edition: 7
• Subjects: BEER; BIOCHEMISTRY; CHEMISTRY; COMPOSITIONS OR TEST PAPERS THEREFOR; COMPOSITIONS THEREOF; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES; CULTURE MEDIA; DERIVATIVES THEREOF; ENZYMOLOGY; FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIREDCHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERSFROM A RACEMIC MIXTURE; MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS; METALLURGY; MICROBIOLOGY; MICROORGANISMS OR ENZYMES; MUTATION OR GENETIC ENGINEERING; NUCLEIC ACIDS; NUCLEOSIDES; NUCLEOTIDES; ORGANIC CHEMISTRY; PEPTIDES; PROCESSES OF PREPARING SUCH COMPOSITIONS; PROCESSES USING MICROORGANISMS; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; SPIRITS; SUGARS; VINEGAR; WINE

A chromosomal DNA fragment coding for one or more enzymes involved in the biosynthesis of an exopolysaccharide (EPS) is claimed, where the fragment is capable of restoring EPS prodn. upon transformation of a non-EPS-producing lactic acid bacterium or of modifying EPS structure upon transformation of an EPS-producing lactic acid bacterium.